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OpenAI: GPT-5.5 vs Qwen: Qwen3.5 Plus 2026-04-20

Last updated at: 2026-04-27

Metric GPT-5.5 GPT-5.5 medium Release: 2026-04-24 Qwen3.5 Plus 2026-04-20 Qwen3.5 Plus 2026-04-20 medium Release: 2026-04-20
Score 9.0 8.1
Rank #6 #32
Reliability N/A 9.7
Consistency 9.2 9.0
Tests Correct
Attempt pass rate 87.0% 77.8%
Flaky tests 2 2
Total Runs 54 54
Cost per result 19.226 2.065
Total Cost $2.884 $0.269
Input Price $5.000 / 1M $0.400 / 1M
Output Price $30.000 / 1M $2.400 / 1M
Output Tokens 1,920 2,179
Reasoning Tokens 89,632 103,832
Response Time (avg) 32.75s 32.81s
Response Time (max) 332.10s 92.41s
Response Time (total) 589.59s 590.65s

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Score vs Total Cost

Response Time (avg)

Score vs Response Time (avg)

Total Output Tokens

Score vs Total Output Tokens

Category Breakdown

Anti-AI Tricks Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
GPT-5.5 10.0 10.0 100.0% 0 4.66s 250 1,335
Qwen3.5 Plus 2026-04-20 10.0 10.0 100.0% 0 10.84s 215 7,748
Coding Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
GPT-5.5 10.0 10.0 100.0% 0 9.09s 318 1,391
Qwen3.5 Plus 2026-04-20 7.6 10.0 100.0% 0 85.72s 248 11,081
Combined Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
GPT-5.5 10.0 10.0 100.0% 0 19.29s 312 2,841
Qwen3.5 Plus 2026-04-20 10.0 10.0 100.0% 0 92.41s 483 17,490
Data parsing and extraction Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
GPT-5.5 10.0 10.0 100.0% 0 4.18s 234 593
Qwen3.5 Plus 2026-04-20 10.0 10.0 100.0% 0 38.32s 270 14,668
Domain specific Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
GPT-5.5 5.3 7.2 44.4% 1 164.14s 67 79,625
Qwen3.5 Plus 2026-04-20 2.9 7.2 11.1% 1 53.10s 63 28,414
General Intelligence Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
GPT-5.5 10.0 10.0 100.0% 0 4.16s 138 223
Qwen3.5 Plus 2026-04-20 4.9 9.6 0.0% 0 25.30s 125 4,792
Instructions following Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
GPT-5.5 10.0 10.0 100.0% 0 3.36s 93 538
Qwen3.5 Plus 2026-04-20 10.0 10.0 100.0% 0 20.25s 103 7,689
Puzzle Solving Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
GPT-5.5 8.6 7.9 77.8% 1 6.78s 250 2,254
Qwen3.5 Plus 2026-04-20 8.2 7.2 88.9% 1 17.58s 324 9,786
Tool Calling Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
GPT-5.5 10.0 10.0 100.0% 0 10.57s 258 832
Qwen3.5 Plus 2026-04-20 10.0 10.0 100.0% 0 14.72s 348 2,164

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